US D433145 S
FIG. 1 is a front elevational view of a back wrap having thermal cells, embodying our new design;
FIG. 2 is a top view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a bottom view thereof; and,
FIG. 5 is a left side elevational view thereof; the right side elevational view thereof being a mirror image.